当妹妹拉下土豆球衣的拉链时，她雪白的皮肤和棉花糖般的乳房就露了出来，这让她非常恼火！ 星宫琴音
原标题: TEND-006 妹が芋ジャージのファスナーを下ろすと、白い肌とマシュマロおっぱいが出てきて大迷惑！ 星宮こと
Whenever Koto is at home, she always wears a jersey. Her brother secretly felt eroticism towards her... He was lusting after the white skin peeking out from her chest, her breasts, which could be seen through the jersey, and her beautifully shaped breasts, and the smooth fabric of the potato jersey, and finally he decided to take action!
